CFP2-100GBASE-LR4 - Juniper Router Transceivers
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CFP2-100GBASE-LR4
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CFP2-100GBASE-LR4 Overview
100GBASE-LR4 Ethernet only CFP2 pluggable module. Requires JUNOS 13.3R3 or higher CFP2-100GBASE-LR4
Overview
100GBASE-LR4 Ethernet only CFP2 pluggable module. Requires JUNOS 13.3R3 or higher
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Specification
CFP2-100GBASE-LR4 Specification
100GBASE-LR4 Ethernet only CFP2 pluggable module. Requires JUNOS 13.3R3 or higher
Frequently Asked Questions
What is the maximum reach for the Juniper CFP2-100GBASE-LR4 transceiver? +
The Juniper CFP2-100GBASE-LR4 is specifically designed for long-reach Ethernet applications. It supports data transmission over single-mode fiber (SMF) for distances up to 10 kilometers. This makes it an ideal choice for connecting switches or routers across large data center campuses or metropolitan area networks where high-density 100G connectivity is a requirement.
What minimum software version is required to run the CFP2-100GBASE-LR4? +
To ensure stable operation and proper recognition of the hardware, your Juniper networking equipment must be running JUNOS software version 13.3R3 or higher. We strongly recommend verifying your device's current firmware before installation to avoid potential interface errors or initialization failures during deployment.
Is the CFP2-100GBASE-LR4 compatible with non-Juniper switching hardware? +
This module is engineered specifically for Juniper platforms. While the CFP2 form factor is a standardized interface, firmware and coding requirements within JUNOS often mandate the use of Juniper-certified transceivers to ensure reliable performance. Using this module in third-party vendor hardware is not recommended and may result in the interface failing to initialize or perform within expected parameters.
Does the CFP2-100GBASE-LR4 support multi-mode fiber cabling? +
No, this module is strictly designed for 100GBASE-LR4 operations, which utilize single-mode fiber infrastructure. It employs WDM (Wavelength Division Multiplexing) technology to transport 100G signals. Attempting to use this transceiver with multi-mode fiber will result in significant signal attenuation and link failure, as the optical wavelengths and core requirements are not compatible with multi-mode standards.
How does the power consumption of the CFP2-100GBASE-LR4 affect high-density chassis? +
The CFP2 form factor was developed to offer a more power-efficient profile compared to older CFP modules. When planning your high-density deployment, verify your chassis power budget against the thermal and electrical requirements of the CFP2-100GBASE-LR4. Proper airflow management is essential in the router or switch slot to maintain the transceiver within its operating temperature range for maximum reliability.
Can I use the CFP2-100GBASE-LR4 for 40G Ethernet migration paths? +
The CFP2-100GBASE-LR4 is strictly a 100G Ethernet module. It is designed to handle a 100 Gbps line rate and does not inherently support auto-negotiation down to 40G speeds. If your network architecture requires a transition between 40G and 100G, ensure your line card specifically supports the intended speeds, as this module is locked to the 100GBASE-LR4 standard.
What physical interface connector is used on this 100G module? +
The CFP2-100GBASE-LR4 features an LC duplex optical interface. This standard connector type allows for easy integration with existing single-mode fiber patch panels and cable management systems. Ensure your fiber jumpers are clean and properly polished to LC specifications to minimize insertion loss and maintain the integrity of your 100G link over the full 10km distance.
How should I manage the CFP2-100GBASE-LR4 once it is installed in my Juniper router? +
Management is performed directly through the JUNOS CLI. You can use standard monitoring commands to view optical diagnostic information, including transmit and receive power levels, temperature, and voltage. This built-in telemetry is vital for troubleshooting link health and proactively identifying potential fiber degradation before it results in network downtime.
How can I obtain a bulk quote for multiple Juniper CFP2-100GBASE-LR4 modules? +
For large-scale infrastructure projects requiring multiple units, BuyRouterSwitch.com provides dedicated procurement assistance. Contact our sales team directly through our website to request a bulk quote. We specialize in catering to enterprise-level hardware requirements and can provide competitive pricing structures tailored to your specific volume needs, ensuring your project stays within budget while meeting performance benchmarks.
Why should I choose BuyRouterSwitch.com for my Juniper hardware procurement? +
BuyRouterSwitch.com is a trusted source for high-performance enterprise networking hardware. We pride ourselves on offering authentic equipment that meets strict industry standards for reliability. Our streamlined ordering process is designed for busy IT departments, providing a secure and efficient way to source critical components like the CFP2-100GBASE-LR4 directly from our inventory for fast integration into your network architecture.

















